CVE-2012-0045
- State
- Published
- Severity
- Not scored
- Published
- Jul 3, 2012
- Updated
- Aug 6, 2024
- Reserved
- Dec 7, 2011
Description
The em_syscall function in arch/x86/kvm/emulate.c in the KVM implementation in the Linux kernel before 3.2.14 does not properly handle the 0f05 (aka syscall) opcode, which allows guest OS users to cause a denial of service (guest OS crash) via a crafted application, as demonstrated by an NASM file.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.14
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c2226fc9e87ba3da060e47333657cd6616652b84
- https://bugzilla.redhat.com/show_bug.cgi?id=773370
- SUSE-SU-2012:0616vendor-advisory
- [oss-security] 20120111 Re: CVE request -- kernel: kvm: syscall instruction induced guest panicmailing-list
- https://github.com/torvalds/linux/commit/c2226fc9e87ba3da060e47333657cd6616652b84
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